Two chess masters are entangled in several murder cases related to organ transplants. A cop and criminal psychologist Calvin Che have to work together to find the missing link, whilst facing various dangers.
| Production | Wilson Yip | Producer |
| Production | Catherine Hun | Producer |
| Production | Cheung Hong-Tat | Executive Producer |
| Directing | Ng Ban-Yu | Director |
| Writing | Ng Ban-Yu | Writer |
| Writing | Gu Shu-Yi | Writer |
| Crew | Jack Wong Wai-Leung | Martial Arts Choreographer |
